--- Makefile.in.orig	Thu Apr 29 01:16:53 1999
+++ Makefile.in	Thu Dec 23 20:27:01 1999
@@ -7,13 +7,14 @@
 #   @configure_input@
 
 FIREWALK    =   firewalk
-FIREWALK_LOC=   /usr/local
+FIREWALK_LOC=   $(PREFIX)
 FIREWALK_MAN=   $(FIREWALK).1
 INSTALL     =   ./install-sh
+LIBNET_CONFIG = $(PREFIX)/bin/libnet-config
 DEFINES     +=  @DEFS@
 CFLAGS      =   @CFLAGS@
-CPPFLAGS    =   @CPPFLAGS@
-LIBS        =   -lnet -lpcap @FW_GTK_CONFIG@
+CPPFLAGS    =   `$(LIBNET_CONFIG) --defines` -I$(PREFIX)/include @CPPFLAGS@
+LIBS        =   -L$(PREFIX)/lib `$(LIBNET_CONFIG) --libs` -lpcap @FW_GTK_CONFIG@
 OBJECTS     =   main.o firewalk.o watcher.o p_cap.o signal.o \
 		packet.o udptcpwalk.o port_list.o util.o @FW_GTK_OBJS@